22 #include <cudf/utilities/export.hpp>
28 namespace CUDF_EXPORT
cudf {
54 std::vector<order>
const& column_order = {},
55 std::vector<null_order>
const& null_precedence = {},
69 std::vector<order>
const& column_order = {},
70 std::vector<null_order>
const& null_precedence = {},
92 std::vector<order>
const& column_order,
93 std::vector<null_order>
const& null_precedence,
113 std::vector<order>
const& column_order = {},
114 std::vector<null_order>
const& null_precedence = {},
125 std::vector<order>
const& column_order = {},
126 std::vector<null_order>
const& null_precedence = {},
155 std::vector<order>
const& column_order = {},
156 std::vector<null_order>
const& null_precedence = {},
168 std::vector<order>
const& column_order = {},
169 std::vector<null_order>
const& null_precedence = {},
259 std::vector<order>
const& column_order = {},
260 std::vector<null_order>
const& null_precedence = {},
272 std::vector<order>
const& column_order = {},
273 std::vector<null_order>
const& null_precedence = {},
328 std::vector<order>
const& column_order = {},
329 std::vector<null_order>
const& null_precedence = {},
342 std::vector<order>
const& column_order = {},
343 std::vector<null_order>
const& null_precedence = {},
Representation for specifying desired aggregations from aggregation-based APIs, e....
A non-owning, immutable view of device data as a column of elements, some of which may be null as ind...
A set of cudf::column_view's of the same size.
A set of cudf::column's of the same size.
std::unique_ptr< column > stable_segmented_sorted_order(table_view const &keys, column_view const &segment_offsets, std::vector< order > const &column_order={}, std::vector< null_order > const &null_precedence={}, rmm::cuda_stream_view stream=cudf::get_default_stream(), rmm::device_async_resource_ref mr=cudf::get_current_device_resource_ref())
Returns sorted order after stably sorting each segment in the table.
std::unique_ptr< table > stable_sort(table_view const &input, std::vector< order > const &column_order={}, std::vector< null_order > const &null_precedence={}, rmm::cuda_stream_view stream=cudf::get_default_stream(), rmm::device_async_resource_ref mr=cudf::get_current_device_resource_ref())
Performs a stable lexicographic sort of the rows of a table.
std::unique_ptr< table > sort(table_view const &input, std::vector< order > const &column_order={}, std::vector< null_order > const &null_precedence={}, rmm::cuda_stream_view stream=cudf::get_default_stream(), rmm::device_async_resource_ref mr=cudf::get_current_device_resource_ref())
Performs a lexicographic sort of the rows of a table.
std::unique_ptr< column > rank(column_view const &input, rank_method method, order column_order, null_policy null_handling, null_order null_precedence, bool percentage, rmm::cuda_stream_view stream=cudf::get_default_stream(), rmm::device_async_resource_ref mr=cudf::get_current_device_resource_ref())
Computes the ranks of input column in sorted order.
std::unique_ptr< table > stable_sort_by_key(table_view const &values, table_view const &keys, std::vector< order > const &column_order={}, std::vector< null_order > const &null_precedence={}, rmm::cuda_stream_view stream=cudf::get_default_stream(), rmm::device_async_resource_ref mr=cudf::get_current_device_resource_ref())
Performs a key-value stable sort.
std::unique_ptr< column > sorted_order(table_view const &input, std::vector< order > const &column_order={}, std::vector< null_order > const &null_precedence={}, rmm::cuda_stream_view stream=cudf::get_default_stream(), rmm::device_async_resource_ref mr=cudf::get_current_device_resource_ref())
Computes the row indices that would produce input in a lexicographical sorted order.
bool is_sorted(cudf::table_view const &table, std::vector< order > const &column_order, std::vector< null_order > const &null_precedence, rmm::cuda_stream_view stream=cudf::get_default_stream())
Checks whether the rows of a table are sorted in a lexicographical order.
std::unique_ptr< table > stable_segmented_sort_by_key(table_view const &values, table_view const &keys, column_view const &segment_offsets, std::vector< order > const &column_order={}, std::vector< null_order > const &null_precedence={}, rmm::cuda_stream_view stream=cudf::get_default_stream(), rmm::device_async_resource_ref mr=cudf::get_current_device_resource_ref())
Performs a stably lexicographic segmented sort of a table.
std::unique_ptr< table > sort_by_key(table_view const &values, table_view const &keys, std::vector< order > const &column_order={}, std::vector< null_order > const &null_precedence={}, rmm::cuda_stream_view stream=cudf::get_default_stream(), rmm::device_async_resource_ref mr=cudf::get_current_device_resource_ref())
Performs a key-value sort.
std::unique_ptr< column > segmented_sorted_order(table_view const &keys, column_view const &segment_offsets, std::vector< order > const &column_order={}, std::vector< null_order > const &null_precedence={}, rmm::cuda_stream_view stream=cudf::get_default_stream(), rmm::device_async_resource_ref mr=cudf::get_current_device_resource_ref())
Returns sorted order after sorting each segment in the table.
rank_method
Tie-breaker method to use for ranking the column.
std::unique_ptr< column > stable_sorted_order(table_view const &input, std::vector< order > const &column_order={}, std::vector< null_order > const &null_precedence={}, rmm::cuda_stream_view stream=cudf::get_default_stream(), rmm::device_async_resource_ref mr=cudf::get_current_device_resource_ref())
Computes the row indices that would produce input in a stable lexicographical sorted order.
std::unique_ptr< table > segmented_sort_by_key(table_view const &values, table_view const &keys, column_view const &segment_offsets, std::vector< order > const &column_order={}, std::vector< null_order > const &null_precedence={}, rmm::cuda_stream_view stream=cudf::get_default_stream(), rmm::device_async_resource_ref mr=cudf::get_current_device_resource_ref())
Performs a lexicographic segmented sort of a table.
rmm::cuda_stream_view const get_default_stream()
Get the current default stream.
rmm::device_async_resource_ref get_current_device_resource_ref()
Get the current device memory resource reference.
cuda::mr::async_resource_ref< cuda::mr::device_accessible > device_async_resource_ref
null_order
Indicates how null values compare against all other values.
null_policy
Enum to specify whether to include nulls or exclude nulls.
order
Indicates the order in which elements should be sorted.
Type declarations for libcudf.